7.5 x 40 - Concrete Screws - TX - Flat Countersunk - Yellow

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  • Pack Type: Box
  • Pack Quantity: 100 Pieces
  • Barcode: 5055017529988


  • Rapid and effective light-duty anchoring system suitable for concrete, brick, stone, concrete block, and wood.
  • Replaces traditional fixings like nylon frame and hammer fixings.


  • Designed to replace traditional masonry fixings.
  • TX30 TX Drive recess reduces driver wear and prevents camming-out.
  • Serrated V-threads for optimal insertion into all masonry types.
  • Zinc-plated and yellow passivated for enhanced corrosion resistance.
  • High-Low thread on the first 30mm aids insertion and reduces torque.
  • Ideal for fitting windows and door frames.
  • Flat countersunk head with five locking ribs.
  • All-steel, non-flammable fixing conforms to BS 7671 standard's 18th edition, ensuring support for wiring systems in the event of a fire.


  • Approval: BS 7671:2018
  • Brand: TIMCO
  • Corrosion Rating (1-5): 1 - Suitable for clean, dry, and low humidity environments
  • Driver Bit Size: TX30
  • Finish: Zinc & Yellow
  • Fixture Hole Size Ø (mm): 8
  • Head Type: Flat Countersunk with Ribs
  • Included Items: TX30 S2 Bit (Qty 1)
  • Material: Carbon Steel
  • MFT (mm): 5
  • Minimum Order Quantity (MOQ): 1
  • MOQ Increment: 1
  • Pack Dimensions (L x W x H mm): 90 x 82 x 82
  • Pack Weight (kg): 0.78
  • Packs per Carton: 18
  • Packs per Pallet: 648
  • Point Type: Sharp
  • Recess Type: TX Drive
  • Size Ø x L (mm): 7.5 x 40
  • Substrates: Wood, Concrete, Brick, Block, Stone
  • Thread Coverage: Fully Threaded
  • Thread Diameter (mm): 7.5
  • Thread Type: High-Low Start with V Flutes

Elevate your anchoring game with Concrete Screws - TX - Flat Countersunk - Yellow (7.5 x 40). These versatile screws provide a rapid and effective solution for a range of materials, from concrete to wood. Designed to replace traditional masonry fixings, these screws are equipped with TX30 TX Drive recess, serrated V-threads, and a flat countersunk head with five locking ribs for secure fastening. Their zinc plating and yellow passivation enhance corrosion resistance, making them ideal for various applications. Plus, they conform to BS 7671 standard's 18th edition, ensuring safety in case of a fire. Whether you're working on windows, door frames, or more, these screws have got you covered.